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Top MA Enrollment Contracts in New Jersey (Jul 2026)
This page summarizes county-level Medicare Advantage enrollment by contract in New Jersey.
Home / Data Tools / MA Enrollment / MA State Rankings / New Jersey
Data source: SCC Enrollment MA Alternative File (2026-07). State total enrollment shown: 763,035.
Top 10 Contracts
| Rank | Contract ID | Organization Name | Plan Type | Enrolled | Counties | State Share |
|---|---|---|---|---|---|---|
| 1 | H5522 | AETNA LIFE INSURANCE COMPANY | Local PPO | 166,772 | 21 | 21.9% |
| 2 | H5141 | CLOVER INSURANCE COMPANY | Local PPO | 126,945 | 20 | 16.6% |
| 3 | H8768 | CARE IMPROVEMENT PLUS SOUTH CENTRAL INSURANCE CO. | Local PPO | 77,638 | 21 | 10.2% |
| 4 | H0755 | CARE IMPROVEMENT PLUS SOUTH CENTRAL INSURANCE CO. | HMO/HMOPOS | 51,332 | 17 | 6.7% |
| 5 | H0885 | HEALTHIER NEW JERSEY INSURANCE COMPANY | Local PPO | 48,069 | 21 | 6.3% |
| 6 | H3113 | OXFORD HEALTH PLANS (NJ), INC. | HMO/HMOPOS | 43,468 | 20 | 5.7% |
| 7 | H2001 | SIERRA HEALTH AND LIFE INSURANCE COMPANY, INC. | Local PPO | 40,896 | 21 | 5.4% |
| 8 | H3152 | AETNA HEALTH INC. (NJ) | HMO/HMOPOS | 30,072 | 21 | 3.9% |
| 9 | H8298 | HORIZON HEALTHCARE OF NEW JERSEY, INC. | HMO/HMOPOS | 27,251 | 21 | 3.6% |
| 10 | H5521 | AETNA LIFE INSURANCE COMPANY | Local PPO | 26,931 | 21 | 3.5% |
Method note: Enrollment is based on legal state/county of residence for payment purposes and may include out-of-service-area beneficiaries.
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